OOIR: Observatory of International Research

Papers

(The H4-Index of Nano Letters is 93. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Franckeite as an Exfoliable Naturally Occurring Topological Insulator	231
Revealing Atomistic Ion Migration Pathways of Orientation-Dependent Long-Range Cu⁺ Ion Migration in β-Cu₂Se	225
Issue Editorial Masthead	222
Issue Editorial Masthead	195
Issue Publication Information	193
Inhibiting the Appearance of Green Emission in Mixed Lead Halide Perovskite Nanocrystals for Pure Red Emission	192
Issue Publication Information	192
Issue Editorial Masthead	189
Mesoporous Silica Supported Hydrophilic Ionic Liquid Gel Microspheres for Solvent-Free Deep Oxidative Desulfurization	188
Layer Resolved Cr Oxidation State Modulation in Epitaxial SrFe_0.67Cr_0.33O_3−δ Thin Films	187
Synergy in Nanomedicine: What It Is Not, and What It Might Be	185
Issue Publication Information	182
Interlayer Coherent Dipole–Dipole Coupling Facilitates Charge Transfer in Multilayer Transition Metal Dichalcogenide Heterostructures	181
Ultra-photostable DNA FluoroCubes: Mechanism of Photostability and Compatibility with FRET and Dark Quenching	176
High-Throughput All-Optical Determination of Nanorod Size and Orientation	173
Unconventional Thermal Rectification in Assemblies of Supertetrahedral T₃-Type Sn₄In₆Se₂₀ Clusters	157
Nondefective Vacancy Enhanced Resistive Switching Reliability in Emergent van der Waals Metal Phosphorus Trisulfide-Based Memristive In-Memory Computing Hardware	156
Ultrafast GHz-Range Swept-Tuned Spectrum Analyzer with 20 ns Temporal Resolution Based on a Spin-Torque Nano-Oscillator with a Uniformly Magnetized “Free” Layer	155
Scannable Dual-Focus Metalens with Hybrid Phase	151
Direct Imaging of Band Structure for Powdered Rhombohedral Boron Monosulfide by Microfocused ARPES	150
Ultrafast Coherent Exciton Couplings and Many-Body Interactions in Monolayer WS₂	145
Subwavelength Localized All-Optical Helicity-Independent Magnetic Switching Using Plasmonic Gold Nanostructures	145
Improvement of P-Type Contact in WSe₂ Field-Effect Transistors via Defect Engineering	144
Deciphering the Entropy-Driven Host–Guest Interactions within Single Covalent Organic Frameworks for Trapping of ¹³¹I^–	142
Organic Synaptic Transistors Based on a Semiconductor Heterojunction for Artificial Visual and Neuromorphic Functions	142

Issue Publication Information	141
Issue Publication Information	140
Suppression of Photoexcited Small Polarons-Mediated Energy Transfer to Boost Photoluminescence of Lanthanide–Titanium Nanoclusters	140
Enhancing Li Deposition Behavior through Valence Gradient-Assisted Iron Layer	138
Defect-Enabled Phase Programming of Transition Metal Dichalcogenide Monolayers	135
Correction to “Twist-Dependent Semiconductor-to-Metal Transition in Epitaxial Bilayer α-Antimonene”	135
Single-Shot Three-Dimensional Orientation Imaging of Nanorods Using Spin to Orbital Angular Momentum Conversion	134
Origin of the Rich Polymorphism of Gold in Penta-Twinned Nanoparticles	134
Issue Editorial Masthead	133
Issue Editorial Masthead	131
Mechanical Tester Driven by Surface Tension	131
Active Mode Switching in Plasmonic Microlasers by Spatial Control of Optical Gain	130
Evidence of Temperature-Dependent Interplay between Spin and Orbital Moment in van der Waals Ferromagnet VI₃	130
Extensively Microtwinned Diamond with Nanolaminates of Lonsdaleite Formed by Flash Laser Heating of Glassy Carbon	129
Continuous Strain Regulation of Palladium–Gold at the Atomic Level	126
High-Endurance Magneto-Electronic Switchable Molecular Electronic Crystal	125
Wireless Photoactivated Targeted Nanosystem for Oncotherapy Via Synergistic Effects of Hyperthermia/Redox Stress Amplification/GSK-3β Activity Inhibition	123
Functionalized Multichannel Fluorescence-Encoded Nanosystem on Erythrocyte-Coated Nanoparticles for Precise Cancer Subtype Discrimination	123
Real-Space Observation of Unidirectional Charge Density Wave and Complex Structural Modulation in the Pnictide Superconductor Ba_1–xSr_xNi₂As₂	122
Field-Free Spin–Orbit Torque Switching in Janus Chromium Dichalcogenides	121
Ultralow-Loss Substrate for Nanophotonic Dark-Field Microscopy	121
Plasmonic–Magnetic Active Nanorheology for Intracellular Viscosity	121
Using 4D STEM to Probe Mesoscale Order in Molecular Glass Films Prepared by Physical Vapor Deposition	120
Twist-Angle-Controlled Nonlinear Circular Dichroism on Gold–Crystal Hybrid Metasurfaces	120
Extraordinary Magnetic Response of an Anisotropic 2D Antiferromagnet via Site Dilution	115
Semiconducting Transition Metal Dichalcogenide Heteronanotubes with Controlled Outer-Wall Structures	112
Electron Optics and Valley Hall Effect of Undulated Graphene	111
Controlling Strain Relaxation by Interface Design in Highly Lattice-Mismatched Heterostructure	111
Second-Order Photoinduced Reflectivity for Retrieval of the Dynamics in Plasmonic Nanostructures	111
Optical Quantification by Nanopores of Viruses, Extracellular Vesicles, and Nanoparticles	110
Ferroelectric Domain Wall p–n Junctions	110
Oriented 1D Metal–Organic Frameworks for Selective Chemisorption by a Substitution–Insertion Mechanism	110
Nematically Templated Vortex Lattices in Superconducting FeSe	109
Superior Phonon-Limited Exciton Mobility in Lead-Free Two-Dimensional Perovskites	109
Microscopic Temperature Control Reveals Cooperative Regulation of Actin–Myosin Interaction by Drebrin E	109
Hansen Solubility Parameter-Guided Solvent Selection for Solution-Phase Discharge in Li-CO₂ Batteries	107
Methods of Preparing Nanoscale Vitreous Ice Needles for High-Resolution Cryogenic Characterization	107
The Fate of Intranasally Instilled Silver Nanoarchitectures	107
n- to p-Type Conductivity Transition of Lu₃N@C₈₀ Due to Anisotropic Deformation of Fullerene and Pyramidalization of Endohedral Clusters	107
Stark Effects of Rydberg Excitons in a Monolayer WSe₂ P–N Junction	107
Superradiant Electron Energy Loss Spectroscopy	104
High Aspect Ratio Polymer Nanocarriers for Gene Delivery and Expression in Plants	104
Artificial Domain Patterning in Ultrathin Ferroelectric Films via Modifying the Surface Electrostatic Boundary Conditions	103
Impact of Junction Length on Supercurrent Resilience against Magnetic Field in InSb-Al Nanowire Josephson Junctions	103
Highly Indistinguishable Single Photons from Droplet-Etched GaAs Quantum Dots Integrated in Single-Mode Waveguides and Beamsplitters	102
Large-Scale Ultrafast Strain Engineering of CVD-Grown Two-Dimensional Materials on Strain Self-Limited Deformable Nanostructures toward Enhanced Field-Effect Transistors	102
Shot Noise in a Metal Close to the Mott Transition	101
Graphene Whisperitronics: Transducing Whispering Gallery Modes into Electronic Transport	100
Dispersion Mapping in 3-Dimensional Core–Shell Photonic Crystal Lattices Capable of Negative Refraction in the Mid-Infrared	100
Heterostrain-Induced Zeeman-like Splitting in h-BN-Encapsulated Bilayer WSe₂	100

Directly Observing the Evolution of Flexoelectricity at the Tip of Nanocracks	100
Lipid Nanoparticle RBD-hFc mRNA Vaccine Protects hACE2 Transgenic Mice against a Lethal SARS-CoV-2 Infection	99
Synergistic Modulation of Multisite Electronic States via Erbium Doping and NiCoP Hybridization for Enhanced Anion Exchange Membrane Water Splitting	99
Domain-Dependent Surface Adhesion in Twisted Few-Layer Graphene: Platform for Moiré-Assisted Chemistry	99
Phonon-Fluid Coupling Enhanced Water Desalination in Flexible Two-Dimensional Porous Membranes	99
Orientation-Locked DNA Origami for Stable Trapping of Small Proteins in the Nanopore Electro-Osmotic Trap	97
Viscoelastic Response in Hydrous Polymers: The Role of Hydrogen Bonds and Microstructure	97
Observation of Enantiomeric Switching of Individual Plasmonic Metamolecules	97
Magnetization Vector Rotation Reservoir Computing Operated by Redox Mechanism	97
Fluorescence-Detected Two-Dimensional Electronic Spectroscopy of a Single Molecule	97
Omnibearing Interpretation of External Ions Passivated Ion Migration in Mixed Halide Perovskites	97
Enhanced Bulk and Interfacial Conductivity in All-Solid-State Lithium Metal Batteries via Garnet Surface Phosphorylation	96
Directional Lasing from Nanopatterned Halide Perovskite Nanowire	96
Imaging Dual-Moiré Lattices in Twisted Bilayer Graphene Aligned on Hexagonal Boron Nitride Using Microwave Impedance Microscopy	95
Intrinsic Self-Trapped Excitons in Graphitic Carbon Nitride	95
Enhancing the Interfacial Stability of Thin Solid Polymer Electrolyte with Fluorinated Covalent Organic Framework Nanosheets	95
Emergent Magnetism with Continuous Control in the Ultrahigh-Conductivity Layered Oxide PdCoO₂	94
Layered Bio-Inorganic MXene Membranes: A Green Approach for Uranium Extraction from Seawater Using Genetically Modified E. coli	93
Nonclassical Mechanism of Metal-Enhanced Photoluminescence of Quantum Dots	93
Delicate Ferromagnetism in MnBi₆Te₁₀	93